CN103276431A - Highlight anodizing process of aluminum product - Google Patents
Highlight anodizing process of aluminum product Download PDFInfo
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- CN103276431A CN103276431A CN201310187969XA CN201310187969A CN103276431A CN 103276431 A CN103276431 A CN 103276431A CN 201310187969X A CN201310187969X A CN 201310187969XA CN 201310187969 A CN201310187969 A CN 201310187969A CN 103276431 A CN103276431 A CN 103276431A
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Abstract
The invention discloses a highlight anodizing process of an aluminum product. The process comprises the following steps of: grinding and processing the surface of the aluminum product by using a sanding belt; grinding and processing the surface of the aluminum product by using a nylon wheel; carrying out primary polishing by using a linen wheel and green polishing wax in combination; carrying out light polishing by using a cloth wheel and white polishing wax in combination; carrying out an anodic reaction; carrying out wax removal, chemical polishing, neutralization, oxidization, dyeing and hole sealing; carrying out light polishing by using a polishing machine, a consumable cloth wheel and white polishing wax in combination; and carrying out a wiping inspection on the surface of the aluminum product. According to the highlight anodizing process of the aluminum product disclosed by the invention, the physical polishing and the chemical polishing are combined, chemical polishing agents in specific proportions are used, a large-area anode highlight effect can be achieved, a highlight surface processing effect after the aluminum product is anodized is achieved, the aluminum product can be dyed with rich colors, and the provided aluminum product surface processing process is suitable for large-scale industrial production.
Description
Technical field
The present invention relates to the high light anodic process of a kind of aluminum products, belong to the aluminum products processing technique field.
Background technology
At present, Al-alloy products seldom has high light anode product on the market, and most of high light effect all needs to adopt behind anode high drill finish cutter to carry out, and working (finishing) area is very little, and cost is higher.
Summary of the invention
Purpose: in order to overcome the deficiencies in the prior art, the invention provides the high light anodic process of a kind of aluminum products.
Technical scheme: for solving the problems of the technologies described above, the technical solution used in the present invention is:
The high light anodic process of a kind of aluminum products is characterized in that: may further comprise the steps:
Step 1): with the abrasive band with the processing of polishing of aluminum products surface;
Step 2): with nylon wheel with the processing of polishing of aluminum products surface;
Step 3): carry out polishing processing just with burlap wheel collocation green wax;
Step 4): carry out finishing polish processing with cloth wheel collocation Chinese wax;
Step 5): anodic reaction;
Step 6): use polishing machine, consumptive material cloth wheel collocation Chinese wax finishing polish processing;
Step 7): the examination check is wiped on the aluminum products surface.
The anodic reaction of described step 5) specifically may further comprise the steps: a paraffin removal; Bization throwing, neutralization; The c oxidation; D dyeing; The e sealing of hole.
Described " paraffin removal " specifically refers to: except adding Wax removal water in the wax pan, open pneumatic blending, be warming up to 50-60 ℃ fully after the dissolving, aluminum products are fixed on the hanger, and the hanger of band aluminum products is immersed the paraffin removal drill traverse to 1-2min, take out then and enter the washing bath washing.
Described " change throwing " specifically refers to: change addingization throwing agent in the throwing groove, pneumatic blending is opened, and is warming up to 105-120 ℃; With aluminum products immersionization throwing groove internal reaction 20-60S, take out then and enter the washing bath washing; Describedization throwing agent is the mixing solutions that contains 98% sulfuric acid of 85% phosphoric acid of 750-800 ml/L and 140-160 ml/L.
Described " neutralization " specifically refers to: adding concentration of nitric acid in the neutralizing well is the salpeter solution of 260-300g/L; Aluminum products are immersed neutralizing well reaction 1-2min; Take out then and enter the washing bath washing.
Described " oxidation " specifically refers to: add the oxidizing agent solution that contains sulfuric acid 190-220 g/L, aluminum ion 3-18g/L in the oxidation trough, at operating voltage 12.5-15.5V, under temperature 19-22 ℃, aluminum products are immersed oxidation trough electrolytic reaction 35-60min, take out then and enter the washing bath washing.
Described " dyeing " specifically refers to: earlier water is poured in the dye reservoir, again dyestuff is added container and fully dissolve, make the aqueous dye solutions that dye strength is 8-10 g/L; Aqueous dye solutions is added in the staining trough, add fashionable use gauze and filter; Debug pH value to 5.0-6.0 with ammoniacal liquor or Glacial acetic acid; Temperature 20-40 ℃; Aluminum products are immersed staining trough reaction 6-12min, take out then and enter the washing bath washing.
Described " sealing of hole " specifically refers to: water is added sealing of hole groove internal heating to 95 ℃, and will dissolving good hole sealing agent again, to add the concentration of making hole sealing agent in the groove be the hole sealing agent solution of 6-10 g/L, pH value 5.3-5.8, temperature 90-95 ℃; Aluminum products immerse sealing of hole groove reaction 8-12min, take out then to enter the washing bath washing; Aluminum products under 80 ℃ of temperature, are taken out behind the air blast baking 25-35min.
As preferred version, the above " washing bath washing " specifically refers to: washing bath keeps the water overflow situation, and pneumatic blending is opened, and aluminum products immerse and rock washing 5-10S in the washing bath.
Beneficial effect: the high light anodic process of aluminum products provided by the invention, combine with chemical rightenning by the physics polishing, use the chemical polishing agent of special proportioning, can reach the high light effect of larger area anode, reach the surface working effect of high wet look behind the aluminum products anode, and can dye rich colors, decorative effect obviously promotes, a kind of new aluminum products surface processing technique is provided, has been fit to large-scale commercial production.
Embodiment
Following specific embodiment is done further explanation to the present invention.
Embodiment 1
The high light anodic process of a kind of aluminum products may further comprise the steps:
Step 1): with the 600# abrasive band with the processing of polishing of aluminum products surface;
Step 2): with the 600# nylon wheel with the processing of polishing of aluminum products surface;
Step 3): carry out polishing processing just with burlap wheel collocation green wax;
Step 4): carry out finishing polish processing with cloth wheel collocation Chinese wax;
Step 5): anodic reaction;
Anodic reaction specifically may further comprise the steps: a paraffin removal; Bization throwing, neutralization; The c oxidation; D dyeing; The e sealing of hole;
The a paraffin removal: except adding Wax removal water in the wax pan, open pneumatic blending, be warming up to 55 ℃ fully after the dissolving, aluminum products are fixed on the hanger, and the hanger of band aluminum products is immersed the paraffin removal drill traverse to 1min, take out then and enter the washing bath washing;
Bization throwing, neutralization:
Change throwing: change addingization throwing agent in the throwing groove, pneumatic blending is opened, and is warming up to 115 ℃; With aluminum products immersionization throwing groove internal reaction 40S, take out then and enter the washing bath washing; Changing the throwing agent is the mixing solutions that contains 98% sulfuric acid of 85% phosphoric acid of 750 ml/L and 150 ml/L;
Neutralization: adding concentration of nitric acid in the neutralizing well then is the salpeter solution of 280g/L; Aluminum products are immersed neutralizing well reaction 1min; Take out then and enter the washing bath washing.
The c oxidation; Add the oxidizing agent solution that contains sulfuric acid 200 g/L, aluminum ion 15g/L in the oxidation trough, at operating voltage 14V, under 20 ℃ of the temperature, aluminum products are immersed oxidation trough electrolytic reaction 55min, take out then and enter the washing bath washing.
D dyeing; Earlier water is poured in the dye reservoir, again dyestuff is added container and fully dissolve, make the aqueous dye solutions that dye strength is 8 g/L; Aqueous dye solutions is added in the staining trough, add fashionable use gauze and filter; With ammoniacal liquor or Glacial acetic acid debugging pH value to 5.6; 25 ℃ of temperature; Aluminum products are immersed staining trough reaction 10min, take out then and enter the washing bath washing.
The e sealing of hole: water is added sealing of hole groove internal heating to 95 ℃, and will dissolving good hole sealing agent again, to add the concentration of making hole sealing agent in the groove be the hole sealing agent solution of 8 g/L, pH value 5.5,93 ℃ of temperature; Aluminum products immerse sealing of hole groove reaction 10min, take out then to enter the washing bath washing; Aluminum products under 80 ℃ of temperature, are taken out behind the air blast baking 35min.
As preferred version, the above " washing bath washing " specifically refers to: washing bath keeps the water overflow situation, and pneumatic blending is opened, and aluminum products immerse and rock washing 5-10S in the washing bath.Can according to circumstances repeat repeatedly to wash.
Step 6): use polishing machine, consumptive material cloth wheel collocation Chinese wax finishing polish processing;
Step 7): the examination check is wiped on the aluminum products surface.The aluminum products that are up to the standards are packed.
Embodiment 2
According to the identical art breading aluminum products of embodiment 1, difference is, step 5): anodic reaction:
The a paraffin removal: except adding Wax removal water in the wax pan, open pneumatic blending, be warming up to 50 ℃ fully after the dissolving, aluminum products are fixed on the hanger, and the hanger of band aluminum products is immersed the paraffin removal drill traverse to 2min, take out then and enter the washing bath washing;
Bization throwing, neutralization:
Change throwing: change addingization throwing agent in the throwing groove, pneumatic blending is opened, and is warming up to 105 ℃; With aluminum products immersionization throwing groove internal reaction 60S, take out then and enter the washing bath washing; Changing the throwing agent is the mixing solutions that contains 98% sulfuric acid of 85% phosphoric acid of 800 ml/L and 160 ml/L;
Neutralization: adding concentration of nitric acid in the neutralizing well then is the salpeter solution of 260g/L; Aluminum products are immersed neutralizing well reaction 2min; Take out then and enter the washing bath washing.
The c oxidation; Add the oxidizing agent solution that contains sulfuric acid 190g/L, aluminum ion 3g/L in the oxidation trough, in operating voltage 12.5, under 19 ℃ of the temperature, aluminum products are immersed oxidation trough electrolytic reaction 60min, take out then and enter the washing bath washing.
D dyeing; Earlier water is poured in the dye reservoir, again dyestuff is added container and fully dissolve, make the aqueous dye solutions that dye strength is 10 g/L; Aqueous dye solutions is added in the staining trough, add fashionable use gauze and filter; With ammoniacal liquor or Glacial acetic acid debugging pH value to 5.0; 20 ℃ of temperature; Aluminum products are immersed staining trough reaction 12min, take out then and enter the washing bath washing.
The e sealing of hole: water is added sealing of hole groove internal heating to 95 ℃, and will dissolving good hole sealing agent again, to add the concentration of making hole sealing agent in the groove be the hole sealing agent solution of 6g/L, pH value 5.3,95 ℃ of temperature; Aluminum products immerse sealing of hole groove reaction 12min, take out then to enter the washing bath washing; Aluminum products under 80 ℃ of temperature, are taken out behind the air blast baking 30min.
Embodiment 3
According to the identical art breading aluminum products of embodiment 1, difference is, step 5): anodic reaction:
The a paraffin removal: except adding Wax removal water in the wax pan, open pneumatic blending, be warming up to 60 ℃ fully after the dissolving, aluminum products are fixed on the hanger, and the hanger of band aluminum products is immersed the paraffin removal drill traverse to 1.5min, take out then and enter the washing bath washing;
Bization throwing, neutralization:
Change throwing: change addingization throwing agent in the throwing groove, pneumatic blending is opened, and is warming up to 120 ℃; With aluminum products immersionization throwing groove internal reaction 20S, take out then and enter the washing bath washing; Changing the throwing agent is the mixing solutions that contains 98% sulfuric acid of 85% phosphoric acid of 750 ml/L and 140 ml/L;
Neutralization: adding concentration of nitric acid in the neutralizing well then is the salpeter solution of 300g/L; Aluminum products are immersed neutralizing well reaction 1.5min; Take out then and enter the washing bath washing.
The c oxidation; Add the oxidizing agent solution that contains sulfuric acid 220g/L, aluminum ion 18g/L in the oxidation trough, in operating voltage 15.5, under 22 ℃ of the temperature, aluminum products are immersed oxidation trough electrolytic reaction 35min, take out then and enter the washing bath washing.
D dyeing; Earlier water is poured in the dye reservoir, again dyestuff is added container and fully dissolve, make the aqueous dye solutions that dye strength is 10 g/L; Aqueous dye solutions is added in the staining trough, add fashionable use gauze and filter; With ammoniacal liquor or Glacial acetic acid debugging pH value to 5.0; 20 ℃ of temperature; Aluminum products are immersed staining trough reaction 12min, take out then and enter the washing bath washing.
The e sealing of hole: water is added sealing of hole groove internal heating to 95 ℃, and will dissolving good hole sealing agent again, to add the concentration of making hole sealing agent in the groove be the hole sealing agent solution of 6g/L, pH value 5.3,95 ℃ of temperature; Aluminum products immerse sealing of hole groove reaction 12min, take out then to enter the washing bath washing; Aluminum products under 80 ℃ of temperature, are taken out behind the air blast baking 25min.
The high light anodic process of aluminum products provided by the invention, combine with chemical rightenning by the physics polishing, can reach the high light effect of larger area anode, reach the surface working effect of high wet look behind the aluminum products anode, and can dye rich colors, decorative effect obviously promotes, and a kind of new aluminum products surface processing technique is provided, and is fit to large-scale commercial production.
The above only is preferred implementation of the present invention; be noted that for those skilled in the art; under the prerequisite that does not break away from the principle of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (9)
1. high light anodic process of aluminum products is characterized in that: may further comprise the steps:
Step 1): with the abrasive band with the processing of polishing of aluminum products surface;
Step 2): with nylon wheel with the processing of polishing of aluminum products surface;
Step 3): carry out polishing processing just with burlap wheel collocation green wax;
Step 4): carry out finishing polish processing with cloth wheel collocation Chinese wax;
Step 5): anodic reaction;
Step 6): use polishing machine, consumptive material cloth wheel collocation Chinese wax finishing polish processing;
Step 7): the examination check is wiped on the aluminum products surface.
2. the high light anodic process of aluminum products according to claim 1, it is characterized in that: the anodic reaction of described step 5) specifically may further comprise the steps: a paraffin removal; Bization throwing, neutralization; The c oxidation; D dyeing; The e sealing of hole.
3. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " paraffin removal " specifically refers to: except adding Wax removal water in the wax pan, open pneumatic blending, after being warming up to 50-60 ℃ of abundant dissolving, aluminum products are fixed on the hanger, the hanger of band aluminum products is immersed the paraffin removal drill traverse to 1-2min, take out then and enter the washing bath washing.
4. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " change throwing " specifically refers to: change addingization throwing agent in the throwing groove, pneumatic blending is opened, and is warming up to 105-120 ℃; With aluminum products immersionization throwing groove internal reaction 20-60S, take out then and enter the washing bath washing; Describedization throwing agent is the mixing solutions that contains 98% sulfuric acid of 85% phosphoric acid of 750-800 ml/L and 140-160 ml/L.
5. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " neutralization " specifically refers to: adding concentration of nitric acid in the neutralizing well is the salpeter solution of 260-300g/L; Aluminum products are immersed neutralizing well reaction 1-2min; Take out then and enter the washing bath washing.
6. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " oxidation " specifically refers to: add the oxidizing agent solution that contains sulfuric acid 190-220 g/L, aluminum ion 3-18g/L in the oxidation trough, at operating voltage 12.5-15.5V, under temperature 19-22 ℃, aluminum products are immersed oxidation trough electrolytic reaction 35-60min, take out then and enter the washing bath washing.
7. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " dyeing " specifically refers to: earlier water is poured in the dye reservoir, again dyestuff is added container and fully dissolve, make the aqueous dye solutions that dye strength is 8-10 g/L; Aqueous dye solutions is added in the staining trough, add fashionable use gauze and filter; Debug pH value to 5.0-6.0 with ammoniacal liquor or Glacial acetic acid; Temperature 20-40 ℃; Aluminum products are immersed staining trough reaction 6-12min, take out then and enter the washing bath washing.
8. the high light anodic process of aluminum products according to claim 2, it is characterized in that: described " sealing of hole " specifically refers to: water is added sealing of hole groove internal heating to 95 ℃, to dissolve the concentration of making hole sealing agent in the good hole sealing agent adding groove again is the hole sealing agent solution of 6-10 g/L, pH value 5.3-5.8, temperature 90-95 ℃; Aluminum products immerse sealing of hole groove reaction 8-12min, take out then to enter the washing bath washing; Aluminum products under 80 ℃ of temperature, are taken out behind the air blast baking 25-35min.
9. according to the high light anodic process of each described aluminum products of claim 3-8, it is characterized in that described " washing bath washing " specifically refers to: washing bath keeps the water overflow situation, and pneumatic blending is opened, and aluminum products immerse and rock washing 5-10S in the washing bath.
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104625635A (en) * | 2014-12-30 | 2015-05-20 | 昆山诺科曼压铸有限公司 | Die-casting aluminum alloy highlight diamond cutting technology |
| CN106894070A (en) * | 2017-01-06 | 2017-06-27 | 东台立讯精密电子技术有限公司 | Secondary oxidation technique after the treatment of mobile phone shell bloom |
| CN108866597A (en) * | 2018-06-05 | 2018-11-23 | 中山丰谷金属制品有限公司 | A kind of highlighted process of surface treatment of aluminium alloy |
| CN111663164A (en) * | 2020-05-19 | 2020-09-15 | 苏州沅德精密技术有限公司 | Highlight process for high-brightness surface of rotating shaft of notebook computer |
| CN113235097A (en) * | 2021-05-13 | 2021-08-10 | 唐山盛斯拓金属制品有限公司 | Coloring process for bicycle milled-arc rim |
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| CN113235097A (en) * | 2021-05-13 | 2021-08-10 | 唐山盛斯拓金属制品有限公司 | Coloring process for bicycle milled-arc rim |
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